[ros-diffs] [gvg] 19893: Only offset the rect if it's not empty,
otherwise we might return negative
gvg at svn.reactos.com
gvg at svn.reactos.com
Sun Dec 4 23:30:34 CET 2005
Only offset the rect if it's not empty, otherwise we might return
negative
values
Modified: trunk/reactos/subsys/win32k/ntuser/painting.c
_____
Modified: trunk/reactos/subsys/win32k/ntuser/painting.c
--- trunk/reactos/subsys/win32k/ntuser/painting.c 2005-12-04
22:29:23 UTC (rev 19892)
+++ trunk/reactos/subsys/win32k/ntuser/painting.c 2005-12-04
22:30:27 UTC (rev 19893)
@@ -769,9 +769,12 @@
UnsafeIntGetRgnBox(Rgn, &Ps.rcPaint);
RGNDATA_UnlockRgn(Rgn);
IntGdiIntersectRect(&Ps.rcPaint, &Ps.rcPaint,
&Window->ClientRect);
- IntGdiOffsetRect(&Ps.rcPaint,
- -Window->ClientRect.left,
- -Window->ClientRect.top);
+ if (! IntGdiIsEmptyRect(&Ps.rcPaint))
+ {
+ IntGdiOffsetRect(&Ps.rcPaint,
+ -Window->ClientRect.left,
+ -Window->ClientRect.top);
+ }
}
else
{
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